Citação norma APA

Curtis, G. W. (1856). The duty of the American scholar to politics and the times: An oration, delivered on Tuesday, August 5, 1856, before the literary societies of Wesleyan University, Middletown, Conn. Dix, Edwards.

Citação norma Chicago

Curtis, George William. The Duty of the American Scholar to Politics and the Times: An Oration, Delivered on Tuesday, August 5, 1856, Before the Literary Societies of Wesleyan University, Middletown, Conn. New York: Dix, Edwards, 1856.

Citação norma MLA

Curtis, George William. The Duty of the American Scholar to Politics and the Times: An Oration, Delivered on Tuesday, August 5, 1856, Before the Literary Societies of Wesleyan University, Middletown, Conn. Dix, Edwards, 1856.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.